If you have an automatic garage door then you have to disconnect the door sensors.
No power at fotocell garage door.
Here is what may cause your garage door opener to not power on.
You will still be able to use the doors by manually opening or closing it.
Since the lack of power supply is a common problem check the wires around the sensor when the led lights are not flashing.
Also how to manually close and disconnect.
Once the power comes back on you must reconnect the garage door opener in order to take full.
By using the emergency release cord you are able to open the trolley and shut down the electric garage door opener.
Disconnect the power to the garage door.
Many times the malfunction can be due to a loose connection or broken wire.
Disconnect the emergency release cord.
Look for obstructions adjust the sensors to get a solid green light.
2 the glass fuse on the circuit board has blown or popped.
It s important that there s no power running to your garage door motor or you may electrocute yourself when disconnecting the door sensors.
During a power outage the garage door must be manually opened and closed in order to get in and out of this area of your home.
Flip the circuit that controls the power to the garage door or disconnect the garage door plug from the wall.